David Woolley wrote:
> Danny Mayer wrote:
>> David Woolley wrote:
>>
>>> Once you have an NTP client, as against an SNTP one, writing a server is 
>>> a relatively trivial exercise.
>> That makes no sense. There is no such think as just an NTP client. An 
>> NTP client is both a client and a server.
> 
> That makes no sense.  My point is that, in practice, that is the case, 
> so if he has third party code for a client, one would think he would 
> have code for a server, already.  However, it is fairly trivial to cut 
> out the server code from the reference implementation and still have a 
> working client.  Simply ignoring client and symmetric packets will 
> effectively disable the server function in ntpd.
> 
> It's not clear whether his client is one he is written, whether it is 
> actually in C#, and even whether it is really an NTP client at all. 
> It's possible that he has some third party SNTP client code.  Also, 
> English obviously isn't his first language, which means you have to be 
> careful not to assume that the literal interpretation is the only 
> possible intended one.
> 

I know of no implementation which could be considered an NTP client 
only, just NTP implementations that are both client and server. There 
are, however, plenty of SNTP clients.

Danny
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